Re: [PATCH 6/6] mfd: don't select DMA_DECLARE_COHERENT for the sm501 and tc6393xb drivers

From: Guenter Roeck
Date: Tue Sep 03 2019 - 07:51:37 EST


On Tue, Sep 03, 2019 at 10:46:15AM +0200, Christoph Hellwig wrote:
> Now that these drivers use the usb localmem pool there is no need to
> select DMA_DECLARE_COHERENT.
>
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>

Tested-by: Guenter Roeck <linux@xxxxxxxxxxxx>

for SM501.

> ---
> drivers/mfd/Kconfig | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> index f129f9678940..c8cbde59bbf6 100644
> --- a/drivers/mfd/Kconfig
> +++ b/drivers/mfd/Kconfig
> @@ -1105,7 +1105,6 @@ config MFD_SI476X_CORE
> config MFD_SM501
> tristate "Silicon Motion SM501"
> depends on HAS_DMA
> - select DMA_DECLARE_COHERENT
> ---help---
> This is the core driver for the Silicon Motion SM501 multimedia
> companion chip. This device is a multifunction device which may
> @@ -1714,7 +1713,6 @@ config MFD_TC6393XB
> select GPIOLIB
> select MFD_CORE
> select MFD_TMIO
> - select DMA_DECLARE_COHERENT
> help
> Support for Toshiba Mobile IO Controller TC6393XB
>
> --
> 2.20.1
>